Find and simplify f(x)-f(-x)/2x I tried pluggin in whatever is for x in the first equation and get an answer for each value but it isn't working out can someone please help thank you
f(-x) = (-x)(-x+2) f(x)-f(-x) = x(x+2)- (-x)(-x+2) = x(x+2) + x(-x+2) = x(x+2-x+2) = x(4) = 4x
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